[INFO] cloning repository https://github.com/Chi713/sieve_of_eratosthenes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chi713/sieve_of_eratosthenes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChi713%2Fsieve_of_eratosthenes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChi713%2Fsieve_of_eratosthenes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6563608e05069b4e966eb7e4b242b1000be9f01d
[INFO] testing Chi713/sieve_of_eratosthenes against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChi713%2Fsieve_of_eratosthenes" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Chi713/sieve_of_eratosthenes on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Chi713/sieve_of_eratosthenes
[INFO] finished tweaking git repo https://github.com/Chi713/sieve_of_eratosthenes
[INFO] tweaked toml for git repo https://github.com/Chi713/sieve_of_eratosthenes written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Chi713/sieve_of_eratosthenes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a0a395de5c4b0b50a88f135e422dab3709b9dc1890f816932140cd3b26c0f35
[INFO] running `Command { std: "docker" "start" "-a" "6a0a395de5c4b0b50a88f135e422dab3709b9dc1890f816932140cd3b26c0f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a0a395de5c4b0b50a88f135e422dab3709b9dc1890f816932140cd3b26c0f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0a395de5c4b0b50a88f135e422dab3709b9dc1890f816932140cd3b26c0f35", kill_on_drop: false }`
[INFO] [stdout] 6a0a395de5c4b0b50a88f135e422dab3709b9dc1890f816932140cd3b26c0f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9985450096b2a5cd35aad9eeae71ad8275fae08e9d6a5a3fc32b45d3bb26db2
[INFO] running `Command { std: "docker" "start" "-a" "a9985450096b2a5cd35aad9eeae71ad8275fae08e9d6a5a3fc32b45d3bb26db2", kill_on_drop: false }`
[INFO] [stderr]    Compiling sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a9985450096b2a5cd35aad9eeae71ad8275fae08e9d6a5a3fc32b45d3bb26db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9985450096b2a5cd35aad9eeae71ad8275fae08e9d6a5a3fc32b45d3bb26db2", kill_on_drop: false }`
[INFO] [stdout] a9985450096b2a5cd35aad9eeae71ad8275fae08e9d6a5a3fc32b45d3bb26db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd1092f3f19b3d71942237671dc36ece160032643353f2036f138626756145d
[INFO] running `Command { std: "docker" "start" "-a" "9fd1092f3f19b3d71942237671dc36ece160032643353f2036f138626756145d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3m 09s
[INFO] running `Command { std: "docker" "inspect" "9fd1092f3f19b3d71942237671dc36ece160032643353f2036f138626756145d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd1092f3f19b3d71942237671dc36ece160032643353f2036f138626756145d", kill_on_drop: false }`
[INFO] [stdout] 9fd1092f3f19b3d71942237671dc36ece160032643353f2036f138626756145d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf02b69cd745fd0af5387f2f9fb98fdc43d0a884ff5d787af8ea2e88971095c7
[INFO] running `Command { std: "docker" "start" "-a" "cf02b69cd745fd0af5387f2f9fb98fdc43d0a884ff5d787af8ea2e88971095c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sieve_of_eratosthenes-5c56c33b27c5c61d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf02b69cd745fd0af5387f2f9fb98fdc43d0a884ff5d787af8ea2e88971095c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf02b69cd745fd0af5387f2f9fb98fdc43d0a884ff5d787af8ea2e88971095c7", kill_on_drop: false }`
[INFO] [stdout] cf02b69cd745fd0af5387f2f9fb98fdc43d0a884ff5d787af8ea2e88971095c7